Open Relay

From: "Edvaldo Santiago" <esantiago@xxxxxxxxxxx>

To: exchangelist@xxxxxxxxxxxxx

Date: Fri, 9 May 2003 08:04:24 -0600

I´m sending an e-mail using outlook express and the address refuses open
relay.
When I use Microsoft Outlook the server doesn't accuse open Relay.
Please, could you help me? What I should do about this?
Best Regards,